Home / 181,777.50-250,872.39-106,389.18

Finding the Fourth Proportional to 181,777.50, 250,872.39 and 106,389.18

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Solution

The fourth proportional to 181,777.50, 250,872.39 and 106,389.18 is: 146,828.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,777.50 : 250,872.39 = 106,389.18 : x
  2. Step 2: Convert to fraction form
    181,777.50/250,872.39 = 106,389.18/x
  3. Step 3: Cross multiply
    181,777.50x = 250,872.39 × 106,389.18
  4. Step 4: Simplify right side
    181,777.50x = 26,690,107,856.74
  5. Step 5: Solve for x
    x = 26,690,107,856.74/181,777.50
  6. Step 6: Final answer
    x = 146,828.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.